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Download MacSysAdmin2016 videos
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#!/usr/bin/env python | |
''' | |
download macsysadmin videos | |
requires: | |
pip install requests | |
pip install beautifulsoup4 | |
''' | |
import os | |
import sys | |
import requests | |
from bs4 import BeautifulSoup, SoupStrainer | |
year = '2017' | |
url = 'http://docs.macsysadmin.se/%s/%sdoc.html' % (year, year) | |
output_dir = 'macsysadmin%s' % year | |
def get_videos(url): | |
'''Returns a list of video links''' | |
req = requests.get(url) | |
soup = BeautifulSoup(req.content, | |
"html.parser", | |
parse_only=SoupStrainer('a', href=True) | |
) | |
links = soup.find_all('a') | |
return [link.attrs['href'] for link in links if 'mp4' in link.attrs['href']] | |
def save_videos(skip, urls, dir_name): | |
'''Saves videos to specified directory''' | |
if not os.path.exists(dir_name): | |
os.makedirs(dir_name) | |
for url in urls: | |
req = requests.get(url, stream=True) | |
output_file = dir_name + '/' + url.split('/')[-1] | |
if output_file.split('/')[-1] not in skip: | |
print 'Downloading %s' % url | |
with open(output_file, 'w') as f: | |
for chunk in req.iter_content(chunk_size=3000): | |
f.write(chunk) | |
else: | |
print 'Skipping %s' % output_file | |
def main(): | |
already_downloaded = os.listdir(output_dir) if os.path.exists(output_dir) else [] | |
videos = get_videos(url) | |
save_videos(already_downloaded, videos, output_dir) | |
if __name__ == '__main__': | |
main() |
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